LIGHT EMITTING AND FOCUSSING DEVICE

摘要

The light emitting apparatus unit has an array zone of an array of light emitting devices (3) and a light output portion (6) spaced from the array zone. Light guide means guides (5) the light between the array zone and the output portion and tending to concentrate or focus the light to provide a concentrated beam exiting the light output portion of the unit. The unit may beneficially include a light input port (7) for mate up with a light output portion of a like mated unit in order to provide a cascaded light system.